Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751908AbaAONpQ (ORCPT ); Wed, 15 Jan 2014 08:45:16 -0500 Received: from mail-wg0-f52.google.com ([74.125.82.52]:52953 "EHLO mail-wg0-f52.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751037AbaAONpN (ORCPT ); Wed, 15 Jan 2014 08:45:13 -0500 Message-ID: <52D690DE.8080507@linaro.org> Date: Wed, 15 Jan 2014 14:45:02 +0100 From: Daniel Lezcano User-Agent: Mozilla/5.0 (X11; Linux i686; rv:24.0) Gecko/20100101 Thunderbird/24.2.0 MIME-Version: 1.0 To: Ingo Molnar , Peter Zijlstra CC: raistlin@linux.it, juri.lelli@gmail.com, Linux Kernel Mailing List Subject: Re: [BUG] [ tip/sched/core ] System unresponsive after booting References: <52D64676.4040000@linaro.org> <20140115120418.GD31570@twins.programming.kicks-ass.net> <20140115122452.GA18311@gmail.com> In-Reply-To: <20140115122452.GA18311@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 01/15/2014 01:24 PM, Ingo Molnar wrote: > > * Peter Zijlstra wrote: > >> On Wed, Jan 15, 2014 at 09:27:34AM +0100, Daniel Lezcano wrote: >>> >>> Hi all, >>> >>> I use the tip/sched/core branch. >>> >>> After git pulling yesterday, my host is unresponsive after booting the OS. >>> >>> * It boots normally >>> * It sends info to the console >>> * The graphics does not work >>> * The terminals show the prompt, I can enter the username but after >>> pressing enter, it does not give the password prompt >>> * sysrq works more or less, I can't get the process stack but it receives >>> the command >>> >>> It is like no new process can be created. >>> >>> I have a dual Xeon processor E5325 (2 x 4 cores). >>> >>> After git bisecting, the following patch seems to introduce the bug. >>> >>> commit d50dde5a10f305253cbc3855307f608f8a3c5f73 >> >> OK, so my headless WSM-EP boots just fine. Obviously it cannot confirm >> if graphics works, but I can ssh in and work on it without bother. >> >> I can even log in on the serial console without problems. >> >> I tried both tip/master and tip/sched/core. > > I too booted various sytems and have yet to notice similar oddity. Ok, I was able to boot and use the system with init=/bin/bash and a busybox but the ubuntu distro ends up to block after booting. So I guess there a service triggering something in the kernel leading to this issue. -- Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/